34. Business: demographics. The density of students living in a region near a university is modeled by P(x, y) = 9 – x² – y², where x and y are in miles and p is the number of students per square mile, in hundreds. Assume the university is located at (0, 0) in the following graph rep- resenting the region. [6.6] YA (0, 2) (0, 0) (2, 0) x a) Find the number of students who live in the region. b) Find the average number of students per square mile of the region.
34. Business: demographics. The density of students living in a region near a university is modeled by P(x, y) = 9 – x² – y², where x and y are in miles and p is the number of students per square mile, in hundreds. Assume the university is located at (0, 0) in the following graph rep- resenting the region. [6.6] YA (0, 2) (0, 0) (2, 0) x a) Find the number of students who live in the region. b) Find the average number of students per square mile of the region.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 93E
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